weserplaner/app/src/main/java/com/denizk0461/studip/fragment/FirstFragment.kt

package com.denizk0461.studip.fragment

import android.os.Bundle
import androidx.fragment.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.navigation.fragment.findNavController
import androidx.recyclerview.widget.GridLayoutManager
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.LinearSnapHelper
import androidx.recyclerview.widget.PagerSnapHelper
import com.denizk0461.studip.adapter.StudIPEventAdapter
import com.denizk0461.studip.data.DummyData
import com.denizk0461.studip.databinding.FragmentFirstBinding

/**
 * A simple [Fragment] subclass as the default destination in the navigation.
 */
class FirstFragment : Fragment() {

    private var _binding: FragmentFirstBinding? = null

    // This property is only valid between onCreateView and
    // onDestroyView.
    private val binding get() = _binding!!
    private lateinit var recyclerViewAdapter: StudIPEventAdapter
    private lateinit var recyclerViewLayoutManager: LinearLayoutManager

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        _binding = FragmentFirstBinding.inflate(inflater, container, false)
        return binding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)

        recyclerViewAdapter = StudIPEventAdapter(DummyData.events.toList())
        binding.recyclerView.adapter = recyclerViewAdapter
        recyclerViewLayoutManager = LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
        binding.recyclerView.layoutManager = recyclerViewLayoutManager
        PagerSnapHelper().attachToRecyclerView(binding.recyclerView)

//        binding.buttonFirst.setOnClickListener {
//            findNavController().navigate(R.id.action_FirstFragment_to_SecondFragment)
//        }
    }

    override fun onDestroyView() {
        super.onDestroyView()
        _binding = null
    }
}